87081793 is an odd 8-digits composite number following 87081792
and preceding 87081794 . In scientific notation, it is written as 8.7081793 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 86630400 positive integers (up to 87081793) that are relatively prime to 87081793.
87081793 has 4 divisors, whose sum is 87533188
The reverse of 87081793 is 39718078
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-seven million eighty-one thousand seven hundred ninety-three
Scientific notation
8.7081793 × 10^7
Engineering notation
8.7081793 × 10^6
Prime Factorization
193 × 451201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87081793
Product of the distinct prime numbers
The prime factorization of 87081793 is 193 × 451201.
Since it has a total of 2 prime factors.
3 , 6 , 39 , 99 , 165 , 991 , 3844 , 5961 , 37306 , 97425 , 34640 , 371254 , 1468021 , 881625 , 70224800 , 2770223 , 876125859 , 622836589 , 5795264768 , 6398496307
n×2
174163586
n×3
261245379
n×4
348327172
n×5
435408965
n÷2
43540896.5
n÷3
29027264.333333
n÷3
21770448.25
n÷5
17416358.6
n2
7583238672094849
n3
6.6036202031296E+23
n4
5.7505508757955E+31
n5
5.0076828100199E+39
2 √n
9331.7625880645
3 √n
443.2435802377
4 √n
96.601048586775
5 √n
38.724469106085
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87081792
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87081793 can be divided by 4 positive divisors.
The sum of these divisors (counting 87081793) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001100001101000001
3
Ternary
20001212012202121
4
Quaternary
11030030031001
5
Quinary
134243104133
6
Senary
12350244241
8
Octal
514141501
10
Decimal
87081793
12
Duodecimal
251b6681
16
Hexadecimal
530c341
20
Vigesimal
174549d
36
Base36
1fugqp
md5
eae5f4ef1bbb3f17ffd4c7f6bc1247ba
sha1
360c47cd7a31f7eceb737bd47745d5379acd1209
sha256
7de2b2dcb02b80808e993508d620f7136ba8618b45160f6b064f66e9d4b30536
sha512
f79360125bc1f2573b40303e1228edac10edad24aee990d914b86359655d17f1b8edc66d203b3bc1c34cedbe3c4c877448a63375d2b4e539da605c369eaebdce
ripemd-160
6206ed6c37a438015660cedeaca54e04424808bb
Diameter
174163586
Circumference
547151042.30045
Area
2.3823446902671E+16
Volume
2.7661179622999E+24
Surface area
9.5293787610685E+16
Circumference
547151042.30045
Perimeter
348327172
Area
7583238672094849
Diagonal
123152252.69637
Surface area
45499432032569094
Volume
6.6036202031296E+23
Space diagonal
150830089.8902
Perimeter
261245379
Area
3.2836386664974E+15
Altitude
75415044.945098
Surface area
3.2836386664974E+15
Volume
7.7824410433557E+22
Height
41050750.898789